Definition of spacer
plural spacers
:a device or piece used to create or maintain a desired amount of space (as between two parts)
- As long as your joints look even, it's more important that you avoid a large grout line at the last tile than worry about sticking to the exact measurement of the spacer.
- —Jennifer Stimpson
- Stiff spacers of low-expansion materials … may be used to provide a fixed spacing between the end mirrors.
- —Arthur L. Schawlow
- Use wood shims or spacers where necessary to compensate for wavy ceilings and to make certain the bottom surfaces of all strips are flush.
- —Bernard Gladstone
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